Radio Microphones licencing

Radio Microphones licencing In the UK there are particular frequencies and frequency ranges that can be used for radio microphones being used for Program Making And Special Events I have trawled the Ofcom website to get an overview of the situation: The PMSE Spectrum... Read more

Radio microphones Keep it legal

Radio microphone licences and you I was providing the Pa and Plasma screens for the speeches and the best mans presentation at a wedding last weekend. This involved the usual small compact speakers on stands, a hand held radio mike for the father of the bride and... Read more

Using LED par cans

At first sight  using LED par cans and Tri Colour colour mixing seem like the ultimate solution. Any colour from any lantern . No more changing gels. Less space on the rig…. Apart from the obvious one that “LED par cans do not produce anything  with a wave... Read more


Mains power supply Star earthing As a general rule, all mains power for a “PA system” and any associated “back line equipment” must come from one “Star Point”to reduces the problems of earth loops. This “Star Point” should be as close as possible to the power... Read more